Flexible Expansion Bellows

An innovative range of flexible expansion bellows

Our fabric expansion bellows are flexible connections in air and flue gas ducts, composed out of high-temperature resistant fabrics. They can absorb axial, lateral and angular movements due to thermal expansion misalignment’s and vibration. Our expansion bellows are suitable for hot air, dry and wet flue gases up to 1370°C.

Q-FLEX Range

Q-FLEX expansion bellows are extremely flexible and designed for applications with low to moderate concentrations of aggressive components in flue gases.

Multi Layer Fabric Expansion Bellow
Manufactured From Heat Resistant Fabrics
Designed To Site Specific Requirements
Available For ATEX Environments Or FDA Approved
Suitable For Up To 400°c
Pressure Range -50mbar To +150mbar
Can Be Supplied Including Steel Frame / Flow Plate

Q-CHEM Range

Q-CHEM expansion bellows are specially designed for applications in which resistance against wet flue gases and a high acid content is critical.

Multi Layer PTFE Expansion Bellow
Additional Reinforcement Where Required
Designed To Site Specific Requirements
Provides A Gas Tight Expansion Joint
Suitable For Flue Gas Systems
Resistance To Chemicals / Abrasive Components
Designed For Extreme Conditions

Q-FIRE Range

Q-FIRE expansion bellows are fire proof expansion bellows suitable for applications where fire protection is required.

Protection Rated To A60
Tested To IMO FTP 3 Standard
Tested For 60 Minutes +10% (66 Minutes)
Suitable For Diameters From 1” To 32”
Resistance To Temperatures Up To 1000°c

Key advantages of our Flexible Expansion Bellow range

Flexible and easy installation

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We provide all parts as well as installation guidelines to allow for quick installation.

Suitable for a range of temperatures

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Varying materials suitable even for temperatures in excess of 1000°C.

Suitable for hot air, dry and wet flue gases

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Materials vary dependent upon type of application. We build a bespoke solution to suit all project types.

Can be used in ATEX environments

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Materials suitable even for hazardous or explosive atmospheres.

Ability to absorb axial, lateral and angular movements

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Extreme flexibility to account for any movement in equipment and duct work.

We also offer the following products

Metal Expansion Bellows

Metal expansion bellows (expansion joints) are flexible connections, made out of high quality metal alloys. They can be delivered with or without a guide tube, weld ends or connection flanges.

Rubber Expansion Bellows

Rubber Expansion Bellows are made of specially selected rubbers. They are widely used to provide efficient ways to relieve movement stresses, reduce noise, isolate vibration or to compensate for misalignment.

View our products by type

Removable Insulation Systems

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Our flagship product range is removable insulation systems protecting against key industry problems such as corrosion, fire, weather, noise and temperature. Choose one of our products on the right to learn more.

AeroLite – Anti-Corrosion Insulation
Jet Fire Pro – Passive Fire Protection (PFP)
High Temp Pro – High Temperature Insulation
Acoustic Pro – Noise Reduction Insulation
Weather Pro – Weather Proof insulation
Heat Trace Pro – Intelligent Heating
Chem Alert Pro – Leak Detection

35% cost saving
80% labour saving

Passive Fire Protection (PFP) Systems

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Insulcon Technical have been developing passive fire protection (PFP) systems since 2009. With a wealth of knowledge in protecting against fire scenarios we have build an innovative range of protection designed to suit all project requirements. Independent testing and certification ensures our clients can feel comfortable the products will perform. Additional features such as corrosion protection and all weather resistance create a range which is at the forefront of the fire protection market.

Jet Fire Pro – Flexible Fire Protection
Jet Fire Pro XP Enclosure – Tough, Solid Fire Protection
Jet Fire Pro Penetration Covers – Heavy duty Fire Protection

180 mins
3 products

Metallic and Non-Metallic Cladding Systems

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Insulcon Technical manufacture a range of cladding systems from a vast array of materials types with both metallic and non-metallic finishes. Our latest development the Clad Pro glass-reinforced plastic (GRP) cladding system provides considerable strength and performancewith the ability to combat corrosion under insulation (CUI).

Metallic Cladding Products
Non-Metallic Cladding Products

Personnel Protection (PP) Systems

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Our protective guard systems provide a safe environment for the work force and contractors to carry out their daily duties without the risk of harmful burns.

Personnel Protective (PP) Guards

Specialist products and services

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Insulcon Technical product a range of specialist products including pre-cut blanket type insulation systems and scaffolding protection pads.

Pre-Cut Conventional Insulation
Scaffolding Protection Pads
Flexible Expansion Bellows
Underwater Welding Equipment & Consumables

Underwater Welding Equipment & Consumables

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Speciality Welds is a division of Insulcon Technical. Previously a separate trading company, Speciality Welds Limited was acquired by AIS Technical in 2015. Innovation in product design has allowed us to create a range of market leading products.

Barracuda Electrodes
Hammerhead Electrodes
Piranha Safety Isolation Switches
Stinger Electrode Holder
Auto Darkening Welding Filter
Welding Flip up Assembly
Scorpion Oxy-Arc Cutting Lance
Swordfish Arc Cutting Electrode
PVL Gas Cutting Torch

9 innovative products

Contact our team today and let us calculate your exact expansion joint requirements

Contact the sales team

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